Home / 2,765.64-3,817.61-1,703.58

Finding the Fourth Proportional to 2,765.64, 3,817.61 and 1,703.58

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Solution

The fourth proportional to 2,765.64, 3,817.61 and 1,703.58 is: 2,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765.64 : 3,817.61 = 1,703.58 : x
  2. Step 2: Convert to fraction form
    2,765.64/3,817.61 = 1,703.58/x
  3. Step 3: Cross multiply
    2,765.64x = 3,817.61 × 1,703.58
  4. Step 4: Simplify right side
    2,765.64x = 6,503,604.28
  5. Step 5: Solve for x
    x = 6,503,604.28/2,765.64
  6. Step 6: Final answer
    x = 2,351.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.